WordPressプラグイン「YS LeadGen – Popup Builder, Optin Forms, Exit Intent & Lead Generation for WordPress」に情報漏えいの脆弱性（CVE-2026-1255）
概要
WordPressプラグイン「YS LeadGen – Popup Builder, Optin Forms, Exit Intent & Lead Generation for WordPress」に情報漏えいの脆弱性が確認されました。
バージョン 2.1.4 以前に影響があります。
修正版 2.1.5 への更新が推奨されます。
脆弱性の基本情報
| 脆弱性ID |
CVE-2026-1255 WF-66ca4e6a-e489-4c86-a9d4-1eb89c97cc1c |
|---|---|
| 脆弱性の種類 | 情報漏えい |
| 危険度 | 高 |
| CVSSスコア |
7.5（CVSS v3.1） CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 公開日 | 2026年9月18日 |
| 更新日 | 2026年9月19日 |
影響を受ける製品
| 製品 | 影響を受けるバージョン | 修正版 | 出典 |
|---|---|---|---|
| WordPressプラグイン「YS LeadGen – Popup Builder, Optin Forms, Exit Intent & Lead Generation for WordPress」 |
2.1.4 以前 | 2.1.5 | Wordfence Intelligence |
推奨対応
- WordPressプラグイン「YS LeadGen – Popup Builder, Optin Forms, Exit Intent & Lead Generation for WordPress」を修正版 2.1.5 またはそれ以降の公式最新版へ更新してください。
情報元の原文
Wordfence Intelligence
YS LeadGen – Popups, Opt-ins & Lead Capture <= 2.1.4 - Unauthenticated Information Disclosure in 'ysleadgen_get_captured_data' AJAX Action
The YS LeadGen plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 2.1.4 due to the 'ysleadgen_get_captured_data' AJAX action being accessible to unauthenticated users. This makes it possible for unauthenticated attackers to retrieve all captured form submission data, including personally identifiable information (PII) such as names, email addresses, and message content submitted through YS LeadGen forms.
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